PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SK56Y21-92-1 SIZE B-004Shim

Naval Sea Systems Command · NSN 5365-01-357-1737 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-357-1737 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-357-1737. Primary manufacturer part number: SK56Y21-92-1 SIZE B-004.
Features
  • Shim — FSC 5365
  • Overall Thickness: 0.004 INCHES NOMINAL IN
  • Material: STEEL COMP 304 OR STEEL COMP 302
  • 4 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Applications requiring Steel Comp 304 or Steel Comp 302 construction
General Description

The Shim, cataloged under National Stock Number 5365-01-357-1737, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-357-1737
Primary Part NumberSK56Y21-92-1 SIZE B-004
Item NameShim
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Overall Thickness0.004 INCHES NOMINAL IN
MaterialSTEEL COMP 304 OR STEEL COMP 302
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-949-0118SB-004 INTERCHANGEABLE
Transformer,power
Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc
7025-01-399-6079B004 INTERCHANGEABLE
Disk Drive Unit
Lockheed Martin Corporation Div Rms - Manassas
Cross-Reference Index
Part NumberManufacturer
922925 Mars Technologies Inc Dba American Metals Company (USA)
SK56Y21-92-1 SIZE B-004 PRIMARY Naval Sea Systems Command (USA)
0B00420 Igs Industries Inc (USA)
B-004 International Mechanical Shim Corp Dba San Diego Shim and Algnmt Co (USA)
Related Parts
5950-00-949-0118INTERCHANGEABLE
TRANSFORMER,POWER
SB-004
7025-01-399-6079INTERCHANGEABLE
DISK DRIVE UNIT
B004

Frequently Asked Questions

What is NSN 5365-01-357-1737?

NSN 5365-01-357-1737 is a Shim, manufactured by Naval Sea Systems Command, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-357-1737?

NSN 5365-01-357-1737 has 4 cross-referenced part numbers: 922925 (Mars Technologies Inc Dba American Metals Company), SK56Y21-92-1 SIZE B-004 (Naval Sea Systems Command), 0B00420 (Igs Industries Inc), B-004 (International Mechanical Shim Corp Dba San Diego Shim and Algnmt Co).

What NSN replaces 5365-01-357-1737?

There are 2 known substitutes for 5365-01-357-1737: 5950-00-949-0118, 7025-01-399-6079. Verify interchangeability with system specifications before substitution.

What are the specifications of SK56Y21-92-1 SIZE B-004?

Key specifications for SK56Y21-92-1 SIZE B-004: Overall Thickness: 0.004 INCHES NOMINAL IN; Material: STEEL COMP 304 OR STEEL COMP 302. 2 total characteristics are documented in the Federal Logistics Information System.

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