PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11448878Washer,split

Us Army Aviation and Missile Command · NSN 5310-00-949-6139 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-949-6139 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-949-6139. Primary manufacturer part number: 11448878.
Features
  • Washer,split — FSC 5310
  • 47 verified cross-references
  • Primary manufacturer: Us Army Aviation and Missile Command
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,split, cataloged under National Stock Number 5310-00-949-6139, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Aviation and Missile Command. This item has 47 commercial cross-references from 33 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameWasher,split
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersUs Army Aviation and Missile Command (CAGE 18876); Northrop Grumman Systems Corporation Dba Electronic Systems (CAGE 18323); Department of the Army Hq United States Army Communications Research and Development Command (CAGE 56996); Trilithic, Inc. (CAGE 23042); L3 Technologies, Inc. Div L3 Keo (CAGE 34228)
Technical Specifications
ParameterValue
NSN5310-00-949-6139
Primary Part Number11448878
Item NameWasher,split
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5895-00-252-7462PDM40-200-11292 INTERCHANGEABLE
Divider,power,radio Frequency
Merrimac Industries, Inc
2810-00-448-684152684 INTERCHANGEABLE
Bearing-Blower Inte
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
6625-00-737-5781 INTERCHANGEABLE
Meter,electrical Frequency
4935-00-925-841910121873 INTERCHANGEABLE
Test Set Group,guided Missile
Lockheed Martin Corp Electronics and Missiles Div
5325-00-988-267958-41-2-24 INTERCHANGEABLE
Ring,retaining
Southco Inc
4730-00-997-439962679F INTERCHANGEABLE
Unit,float Trap
Spirax Sarco Inc Dba Spirax Sarco
5365-01-127-817711501189-1 INTERCHANGEABLE
Shim
Southco Inc
6130-01-354-2954 INTERCHANGEABLE
Rectifier,metallic
5330-01-449-290560-018-011 INTERCHANGEABLE
Gasket
Bell Textron Inc
4730-01-462-83525268-4 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Pdi Ground Support Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
13152898-1 Us Army Aviation and Missile Command (USA)
990C252H01 Northrop Grumman Systems Corporation Dba Electronic Systems (USA)
B4002645 Department of the Army Hq United States Army Communications Research and Development Command (USA)
028-032 Trilithic, Inc. (USA)
885C052684 L3 Technologies, Inc. Div L3 Keo (USA)
13225E0387 Cecom Lr Center (USA)
ST9M414-2 The Boeing Company Div Defense (USA)
5310PL1280359 Jednolity Indeks Materialowy - Uniform Material Index (POL)
885F052405 ITEM 17 L3 Technologies, Inc. Div L3 Keo (USA)
90001A2012 Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA)
12702697 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
639547-911 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
85872100-26 General Dynamics Information Systems Inc. Dba General Dynamics Advanced Information Systems (USA)
PMS3211-003-01 Us Army Aviation and Missile Command (USA)
16600393-001 Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services (USA)
0098-LL-TJ2-2550 Naval Sea Systems Command (USA)
SM-A-916431-20 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
5310PL1390305 Jednolity Indeks Materialowy - Uniform Material Index (POL)
885F052006 ITEM 20 L3 Technologies, Inc. Div L3 Keo (USA)
74B059199-201 The Boeing Company Div Defense (USA)
Related Parts
5895-00-252-7462INTERCHANGEABLE
DIVIDER,POWER,RADIO FREQUENCY
PDM40-200-11292
2810-00-448-6841INTERCHANGEABLE
BEARING-BLOWER INTE
52684
6625-00-737-5781INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
4935-00-925-8419INTERCHANGEABLE
TEST SET GROUP,GUIDED MISSILE
10121873
5325-00-988-2679INTERCHANGEABLE
RING,RETAINING
58-41-2-24
4730-00-997-4399INTERCHANGEABLE
UNIT,FLOAT TRAP
62679F
5365-01-127-8177INTERCHANGEABLE
SHIM
11501189-1
6130-01-354-2954INTERCHANGEABLE
RECTIFIER,METALLIC
5330-01-449-2905INTERCHANGEABLE
GASKET
60-018-011
4730-01-462-8352INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
5268-4
5975-01-568-0233INTERCHANGEABLE
BOND STRIP
3184682-600
4820-01-598-0822INTERCHANGEABLE
BODY,VALVE
028032

Frequently Asked Questions

What is NSN 5310-00-949-6139?

NSN 5310-00-949-6139 is a Washer,split, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-949-6139?

NSN 5310-00-949-6139 has 47 cross-referenced part numbers: 13152898-1 (Us Army Aviation and Missile Command), 990C252H01 (Northrop Grumman Systems Corporation Dba Electronic Systems), B4002645 (Department of the Army Hq United States Army Communications Research and Development Command), 028-032 (Trilithic, Inc.), 885C052684 (L3 Technologies, Inc. Div L3 Keo) and 42 more.

What NSN replaces 5310-00-949-6139?

There are 12 known substitutes for 5310-00-949-6139: 5895-00-252-7462, 2810-00-448-6841, 6625-00-737-5781 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 5310-00-949-6139 still in active supply?

NSN 5310-00-949-6139 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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