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All-in-One Report Demo (NSN: 5340004114051, Part Number: LW16475)
Supplier Parts Availability - item details and contact information for suppliers holding stock
 
Part #
Description
NSN
Alternate PN
QTY Cond. Company Name
Phone
Fax
Location Send RFQ Last Update
LW-16475
SEAT ASSY VALVE
2 NE Details Available
Details Available
UNITED STATES Send RFQ 2026-09-28
LW-16475
SEAT ASSY VALVE
6 NS Details Available
Details Available
UNITED STATES Send RFQ 2026-09-28
LW16475
WASHER VALVE
9 NS Details Available
Details Available
UNITED STATES Send RFQ 2026-09-28
LW16475
SEAT
1647-5
1 AR Details Available
Details Available
UNITED STATES Send RFQ 2026-09-21
LW16475
SEAT VALVE SPRING UP
1 AR Details Available
Details Available
UNITED STATES Send RFQ 2026-09-15
LW16475
SEAT VALVE SPRING UP
1 AR Details Available
Details Available
CANADA Send RFQ 2026-04-13
LW16475
SEAT VALVE SPRING
10 NE Details Available
Details Available
UNITED STATES Send RFQ 2025-02-11
LW-16475
NICKEL CONNECTOR
1 SV Details Available
Details Available
UNITED STATES Send RFQ 2023-12-20
LW16475
SEAT VALVE
22 NE Details Available
Details Available
UNITED STATES Send RFQ 2022-01-10
73115
SEAT

[ LW16475 ]

15 NS Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
AEL16475PMA
RETAINER UPPER SPRI

[ LW16475 ]

4 NE Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW-16475
VALVE KEEPER

[ LW16475 ]

1 NS Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW10076
SEAT

[ LW16475 ]

12 NE Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW10076
SEAT

[ LW16475 ]

28 NS Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ 73115 ]

5 NE Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ AEL16475 (PMA) ]

5 NE Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ LW-16475 ]

5 NE Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ LW10076 ]

5 NE Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ 73115 ]

2 NS Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ AEL16475 (PMA) ]

2 NS Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ LW-16475 ]

2 NS Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ LW10076 ]

2 NS Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ 73115 ]

11 SV Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ AEL16475 (PMA) ]

11 SV Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
LW16475
SEAT VALVE

[ LW-16475 ]

11 SV Details Available
Details Available
UNITED STATES Send RFQ 2020-02-27
  
 
Overhaul / Repair Capabilities
 
Part #
Description
Cond. Company Name
Phone
Fax
Address Last
Update
LW16475
SEAT VALVE
NE
UNITED STATES 2018-07-02
 
 
Master Cross Reference Data (MCRD) - alternate part numbers for national stock numbers
NSN
Description
MCRL Information
 
5340004114051

SEAT,HELICAL COMPRESSION SPRING

INC: 24328
HMIC:
ESDC:
ENAC:
Cancelled By:
Part # MCRL
Information
CAGE Code
Phone
Fax
Company Name
Address
LW-16475 ISC: 1
RNVC: 2
RNCC: 5
DAC: 2
Details Available
Details Available
Details Available
Details Available
Details Available
LW-16475 ISC: 3
RNVC: 2
RNCC: 5
DAC: 2
Details Available
Details Available
Details Available
Details Available
Details Available
LW10076 ISC: 1
RNVC: 9
RNCC: 5
DAC: 1
Details Available
Details Available
Details Available
Details Available
Details Available
LW10076 ISC: 3
RNVC: 9
RNCC: 5
DAC: 1
Details Available
Details Available
Details Available
Details Available
Details Available
LW16475 ISC: 1
RNVC: 2
RNCC: 3
DAC: 1
Details Available
Details Available
Details Available
Details Available
Details Available
 
 
FAA PMA - Alternate Part Numbers/Manufacturers approved by the Federal Aviation Administration
 
PMA Part #
(Replacement For OEM PN)
Approval Means
Description
PMA Holder
Model Eligibility
Retainer, Exhaust Valve Upper
(Lycoming P/N LW16475)
Details Available
AEL16475
Details Available
Lycoming (TIO-540-A1A, A1B, A2B, AA1AD, AB1AD, A2A, A2C, C1A, C1AD, E1A, E1A4, E1B4, E1C4, E1D4, F2BD, G1A, H1A, J2B, J2BD, N2BD, R2AD, S1AD, T2AD, U2A, V2AD, V4A5D, LTIO-540-F2BD, J2B, J2BD, N2BD, R2AD, U2A, V2AD, IGO-540-A1A, A1C, B1A, B1C, IGSO-540-A1A, A1C, A1D, A1E, A1H, , IGSO-540-B1A, B1C, VO-540-A1A, A2A, B1A, B1B, B1B3, B1C, B1D, B1E, B1F, B1G, B2A, B2C, B2D, B2E, C1A, C1B, C1C3, C2A, C2B, C2C, IVO-540-A1A, TIVO-540-A2A, A2B, TVO-540-A1A, TIO-541-A1A, E1A4, E1B4, E1C4, E1D4, TIG0-541-A1A, IO-720-A1A, A1B, B1BD, C1B, D1B, D1C, , IO-720-D1CD)
Retainer, Exhaust Valve Upper
(Lycoming P/N LW16475)
Details Available
AEL16475
Details Available
Lycoming (O-320-A1A, A1B, A2A, A2B, A2C, A2D, A3A, A3B, A3C, B1A, B1B, B2A, B2B, B2C, B3A, B3B, B3C, C1A, C1B, C2A, C2B, C2C, C3A, C3B, C3C, D1A, D1AD, D1B, D1C, D1D, D1F, D2A, D2B, D2C, D2F, D2G, D2H, D2J, D3G, E1A, E1B, E1C, E1F, E1J, E2A, E2B, E2C, E2D, E2E, E2F, E2G, E2H, E3D, E3H, IO-320-A1A, A2A, B1A, B1B, B1C, B1D, , IO-320-B1E, B2A, C1A, C1B, C1F, D1A, D1AD, D1B, D1C, E1A, E1B, E2A, E2B, F1A, AEIO-320-D1B, D2B, E1A, E1B, E2A, E2B, O-360-A1A, A1AD, A1C, A1D, A1F, A1F6, A1F6D, A1G, A1G6, A1G6D, A1H, A1H6, A1J, A1LD, A2A, A2D, A2E, A2F, A2G, A2H, A3A, A3AD, A3D, A4A, A4AD, A4D, A4G, A4J, A4JD, A4K, A4M, A4N, A5AD, B1A, B2A, B2B, C1A, C1C, C1E, C1F, C1G, C2A, C2B, C2C, C2D, C2E, D1A, D2A,D2B, F1A6, G1A6, IO-360-A1A, A1B, A1B6, A1B6D, A1C, A1C6, A1D, A1D6, A2A, A2B, A2C, A3B6D, B1A, B1B, B1BD, B1D, B1E, B1F, B2E, B2F, B2F6, B4A, C1A, C1B, C1C, C1C6, C1D6, C1E6, C1E6D, c1f, D1A, E1A, F1A, J1A6D, J1AD, K2D, LO-360-A1G6D, A1H6, AIO-360-A1A, A1B, , TIO-360-A1B, A3B6, C1A6D, F1A6D, IVO-360-A1A, IVO-360-A1A, VO-360-A1A, A1B, B1A, AIO-360-A1A, A1B,) Lycoming (TIO-360-A1B, A3B6, C1A6D, F1A6D, IVO-360-A1A, HO-360-A1A, B1A, HIO-360-B1A, B1B, TO-360-C1A6D, E1A6D, LIO-360-C1E6, LTO-360-E1A6D, AEIO-360-B1B, B1D, B1F, B1F6, B1G6, B2F, B2F6, B4A, H1A, GSO-480-A1A, A1A6, A1C6, A2A6, B1A6, B1B3, B1B6, B1C6, B1E6, B1J6, B2D6, IGSO-480-A1A6, A1B6, A1C6, A1E6, A1F6, O-540-A1A, A1A5, A1B5, A1C5, A1D, A1D5, A2B, A3D5, A4A5, A4B5, A4C5, , O-540-A4D5, B1A5, B1B5, B1D5, B2A5, B2B5, B2C5, B2C5D, B4A5, B4B5, B4B5D, D1A5, E1A, E4A5, E4B5, E4B5D, E4B5, E4C5, F1A5, F1B5, G1A5, G1A5D, G2A5, H1A5, H1A5D, H1B5, H1B5D, H2A5, H2A5D, H2B5D, J1A5D, J1B5D, J1C5D, J1D5D, J2A5D, J3A5, J3A5D, J3C5D, L3C5D, IO-540-A1A5, AA1A5, B1A5, B1C5, C1B5, C1C5, C2C, C4B5, C4B5D, C4C5, C4D5D, D4A5, D4B5, D4C5, E1A5, E1B5, G1A5, G1B5, G1C5, G1D5, G1E5, G1F5, J4A5, K1A5, K1A5D, K1B5, K1C5, K1D5, K1E5, K1E5D, K1F5, K1F5D, K1G5, K1G5D, K1H5, K1J5, K1J5D, K1K5, L1A5, L1A5D, L1C5, M1A5D, N1A5, N1A5D, P1A5, R1A5, S1A5, T4A5D, T4B5D, T4C5D, U1A5D, U1B5D, V4A5D, W1A5D, W3A5D, AEIO-540-B4B5, D4A5, D4B5, L1B5D)
SEAT Rev None dtd. 8-22-88
(LW-16475)
Details Available
SL-16475
Details Available
Lycoming (O-320- A2B, A2C, A2D, E1A, E2A, E2B, E2C, E2D, E2G, E2H, E3D, E3H, B2B, B3B, D1A, D1D, D2A, D2B, D2G, D2J, D3G, O-360- B2A, C1A, C1C, C1F, C2A, C2C, C2E, D2A, A1A, A2A, A3A, AlC, A1D, A2E, B2A, C2A, C2C, C2D, D2B, G1G, A4N, LO-360- A1G6D, TO-3 60- C1A6D, IO-360- A1A, BlA, B1B, CIA, C1B, C1C, C1C6, C1D6, C1E6, C1F, J1A6D, A1B, A1B6, A1B6D, A1C, A1D, A1D6, A2A, A2B, A3B6D, B1D, B1E, B1F, B2F, B2F6, B4A, HO-360- BlA, B1B, HIO-360- A1A, B1A, C1A, C1B, D1A, E1AD, E1BD, F1AD, LIO-360- C1E6, TIO-360- A1B, C1A6D, AEIO-360- A1E, B1G6, HlA, TO-360- E1A6D, LTO-360- E1A6D, TIO-540- A1A, A1B, A2A, A2B, A2C, C1A, E1A, G1A, HlA, J2B, F2BD, J2BD, N2BD, R2AD, SlAD, U2A, V4A5D, V2AD, AB1AD, AAlAD, LTIO-540- J2B, F2BD, J2BD, N2BD, R2AD, U2A, V2AD, IGO-540- AlA, A1C, B1A, B1C, IGSO-540- A1A, A1C, A1D, AlE, A1H, B1A, B1C, IO-540- K1A5, T4A5D, T4B5D, T4C5D, C4D5D, L1C5, W3A5D, AEIO-540- L1B5D, B4B5, IO-720- D1C, A1A, A1B, B1B, B1BD, C1B, D1B, D1C, TIGO-541- E1A, TIO-541- A1A, E1A4, E1B4, VO-540- A1A, A2A, B1A, B2A, BlB3, B1C, B2C, BID, B2D, B1E, B2E, C1A, C2A, C1B, C2B)
 
 
Procurement History - US Gov't Purchase History
 
NSN
Contract #
Delivery Order #
SOS
Date
Line Item #
Price QTY (U / M) CAGE Code
Phone
Fax
Company Name
Address
5340004114051

SP050001AB062

0830

DSCP
2001-04-26
0001
Details Available 27 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

5340004114051

SP050001AB062



2001-04-26
Details Available 27 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

5340004114051

SP056001MH548

MODF

DSCP
2001-03-15
0001
Details Available 4 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

5340004114051

SP056001MH548



2001-03-15
Details Available 4 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

5340004114051

DLA50089MAU73



1988-11-12
Details Available 156 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

 
 
Technical Characteristics - detailed information such as measurements and material type for national stock numbers
 
NSN
Item Name
Technical Characteristics
5340-004114051

SEAT,HELICAL COMPRESSION SPRING
MRC Requirements Characteristics
ABPS FIRST STEP LENGTH Details Available
APGF DESIGN TYPE Details Available
MATT MATERIAL Details Available
BBRB END DIAMETER Details Available
ABPR FIRST STEP DIAMETER Details Available
  
 
Management Data - US Gov't supply management data (costs, storage, etc.)
  NSN
Item Name
Management Data  
  5340-004114051

SEAT,HELICAL COMPRESSION SPRING
PMIC Criticality ADPE ESDC HMIC DEML
U X 0 P A
S / A SOS AAC QUP UI Unit
Price
SLC CIIC Rep
Code
Mgmt
Ctrl
Phrase
Data
Details Available
Details Available
Details Available
 
 
Interchange and Substitution Report - Replacement listings for cancelled/alternate usage NSNs
NSN
Item Name
PICA
Interchange and Substitution
5340-004114051

SEAT,HELICAL COMPRESSION SPRING

P
Service Related NSN OOU PC
Army
DLA
Marine Corps
Navy
Coast Guard
 
 
AvRef - OEM List Price
 
Part #
Description
Manufacturer
List Price Condition Effective Date Package Size (U/M) Deposit Discount Code
LW16475

SEAT VALVE

Details Available
Details Available New 2026-09-21 1 (EA) Details Available Details Available
LW-16475

SEAT, VALVE SPRING,UPR EXH

Details Available
Details Available New 2026-01-01 1 (EA) Details Available Details Available
LW16475

SEAT: VALVE SPRING,UPR

Details Available
Details Available New 2026-08-01 4 (EA) Details Available Details Available
LW16475

SEAT-VALVE SPRING-UPPR.EXHAUST

Details Available
Details Available New 2013-01-13 1 (EA) Details Available Details Available