PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30675Washer,flat

Charles Reed Knight Jr Dba Knight's Armament Company · NSN 5310-01-703-9943 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-703-9943 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-703-9943. Primary manufacturer part number: 30675.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.5 INCHES NOMINAL IN
  • Length: 0.1 INCHES NOMINAL IN
  • Width: 0.1 INCHES NOMINAL IN
  • Cubic Measure: 0.1 CUBIC FEET
  • 2 verified cross-references
  • Primary manufacturer: Charles Reed Knight Jr Dba Knight's Armament Company
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-703-9943, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Charles Reed Knight Jr Dba Knight's Armament Company. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-703-9943
Primary Part Number30675
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCharles Reed Knight Jr Dba Knight's Armament Company
StatusACTIVE
Thickness0.5 INCHES NOMINAL IN
Length0.1 INCHES NOMINAL IN
Width0.1 INCHES NOMINAL IN
Cubic Measure0.1 CUBIC FEET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5985-00-284-42498023484 INTERCHANGEABLE
Waveguide Assembly
Us Army Aviation and Missile Command
5355-00-644-2133380-64BBDD INTERCHANGEABLE
Knob
Kurz-Kasch Inc
5360-00-753-7523 INTERCHANGEABLE
Spring,helical,torsion
4730-01-130-4144 INTERCHANGEABLE
Elbow,tube to Hose
6610-01-223-31883067-5 INTERCHANGEABLE
Mechanism Assembly
Kearflex Engineering Company
5331-01-298-47403067500 INTERCHANGEABLE
O-Ring
Alfa Laval Inc
1005-01-537-8618PR306-75 INTERCHANGEABLE
Mount,ring Set,scope
Premier Reticles, Ltd.
Cross-Reference Index
Part NumberManufacturer
30675 PRIMARY Charles Reed Knight Jr Dba Knight's Armament Company (USA)
30675 Nioa Trading Nioa Nominees Pty Limited Div Nioa (AUS)
Related Parts
5985-00-284-4249INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
8023484
5355-00-644-2133INTERCHANGEABLE
KNOB
380-64BBDD
5360-00-753-7523INTERCHANGEABLE
SPRING,HELICAL,TORSION
4730-01-130-4144INTERCHANGEABLE
ELBOW,TUBE TO HOSE
6610-01-223-3188INTERCHANGEABLE
MECHANISM ASSEMBLY
3067-5
5331-01-298-4740INTERCHANGEABLE
O-RING
3067500
1005-01-537-8618INTERCHANGEABLE
MOUNT,RING SET,SCOPE
PR306-75

Frequently Asked Questions

What is NSN 5310-01-703-9943?

NSN 5310-01-703-9943 is a Washer,flat, manufactured by Charles Reed Knight Jr Dba Knight's Armament Company, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-703-9943?

NSN 5310-01-703-9943 has 2 cross-referenced part numbers: 30675 (Charles Reed Knight Jr Dba Knight's Armament Company), 30675 (Nioa Trading Nioa Nominees Pty Limited Div Nioa).

What NSN replaces 5310-01-703-9943?

There are 7 known substitutes for 5310-01-703-9943: 5985-00-284-4249, 5355-00-644-2133, 5360-00-753-7523 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30675?

Key specifications for 30675: Special Features: WASHER, GAS BLOCK, NUT, NHA: MODIFICATION KIT, GUN, WEAPON, UPPER RECEIVER ASSY, 6.5 CRDMR, 14.5 NSN 1005-01-689-0760 AND MODIFICATION KIT, GUN, WEAPON, UPPER RECEIVER ASSY, 6.5 CRDMR, 22" NSN 1005-01-689-0749.; Thickness: 0.5 INCHES NOMINAL IN; Length: 0.1 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: WASHER GAGM1106.5. 7 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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