PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SNA5477SLatch

Texas Instruments Incorporated · NSN 5342-00-503-5954 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-503-5954 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-503-5954. Primary manufacturer part number: SNA5477S.
Features
  • Latch — FSC 5342
  • 3 verified cross-references
  • Primary manufacturer: Texas Instruments Incorporated
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Latch, cataloged under National Stock Number 5342-00-503-5954, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Texas Instruments Incorporated. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameLatch
FSC / FSG5342 — Mount,resilient,weapon System (FSG 53)
ManufacturersTexas Instruments Incorporated (CAGE 01295); Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (CAGE 92755); Philips Semiconductors Inc (CAGE 18324)
Technical Specifications
ParameterValue
NSN5342-00-503-5954
Primary Part NumberSNA5477S
Item NameLatch
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerTexas Instruments Incorporated
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
9540-00-008-6024 INTERCHANGEABLE
Beam,structural
9540-00-227-8939 INTERCHANGEABLE
Beam,structural
6615-00-373-93981275-6 INTERCHANGEABLE
Pulley Assy,servo D
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5330-00-391-3939 INTERCHANGEABLE
Seal
5340-00-897-249512756 INTERCHANGEABLE
Plunger,detent
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
1005-01-632-296512756 INTERCHANGEABLE
Rod Assembly,operating,gun
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
5340-01-633-462512756 INTERCHANGEABLE
Bracket,mounting
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
SNA5477S Texas Instruments Incorporated (USA)
12756 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
S5477W1883B Philips Semiconductors Inc (USA)
Related Parts
9540-00-008-6024INTERCHANGEABLE
BEAM,STRUCTURAL
9540-00-227-8939INTERCHANGEABLE
BEAM,STRUCTURAL
6615-00-373-9398INTERCHANGEABLE
PULLEY ASSY,SERVO D
1275-6
5330-00-391-3939INTERCHANGEABLE
SEAL
5340-00-897-2495INTERCHANGEABLE
PLUNGER,DETENT
12756
1005-01-632-2965INTERCHANGEABLE
ROD ASSEMBLY,OPERATING,GUN
12756
5340-01-633-4625INTERCHANGEABLE
BRACKET,MOUNTING
12756

Frequently Asked Questions

What is NSN 5342-00-503-5954?

NSN 5342-00-503-5954 is a Latch, manufactured by Texas Instruments Incorporated, classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-00-503-5954?

NSN 5342-00-503-5954 has 3 cross-referenced part numbers: SNA5477S (Texas Instruments Incorporated), 12756 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp), S5477W1883B (Philips Semiconductors Inc).

What NSN replaces 5342-00-503-5954?

There are 7 known substitutes for 5342-00-503-5954: 9540-00-008-6024, 9540-00-227-8939, 6615-00-373-9398 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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