PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1388Washer,lock

DP Mfg Inc · NSN 5310-01-162-5737 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-162-5737 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-162-5737. Primary manufacturer part number: 1388.
Features
  • Washer,lock — FSC 5310
  • Hole Diameter: 0.446 INCHES MINIMUM AND 0.459 INCHES MAXIMUM IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • 4 verified cross-references
  • Primary manufacturer: DP Mfg Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-162-5737, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is DP Mfg Inc. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-162-5737
Primary Part Number1388
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDP Mfg Inc
StatusACTIVE
Hole Diameter0.446 INCHES MINIMUM AND 0.459 INCHES MAXIMUM IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9390-00-142-6793 INTERCHANGEABLE
Nonmetallic Special Shaped Secti
6145-00-284-0657M5086/2-8-9 INTERCHANGEABLE
Wire,electrical
Sae International Dba Sae International
5310-00-350-59361388 INTERCHANGEABLE
Washer,flat
Brinkley Technology Group Llc Dba Hercules Manufacturing
5915-00-369-93734030820-0701 INTERCHANGEABLE
Filter,band Pass
Raytheon Company Dba Raytheon Co
5330-00-383-877912155 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5340-00-598-27531388 INTERCHANGEABLE
Bumper
Atlantic India Rubber Co Inc
4730-00-602-631701388 INTERCHANGEABLE
Nozzle,sand Blast
Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco
5365-00-656-89171388 INTERCHANGEABLE
Spacer,frame Plate
Miller-Holzwarth Inc.
4710-00-797-3320120-0386 INTERCHANGEABLE
Tube,bent,metallic
Cummins Power Generation Inc.
5940-00-819-36491388 INTERCHANGEABLE
Terminal Board
Birnbach Co Inc
Cross-Reference Index
Part NumberManufacturer
2AN613 Oshkosh Defense Llc (USA)
1388 PRIMARY DP Mfg Inc (USA)
2AN613 Oshkosh Corp (USA)
1388 DP Manufacturing Inc. (USA)
Related Parts
9390-00-142-6793INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
6145-00-284-0657INTERCHANGEABLE
WIRE,ELECTRICAL
M5086/2-8-9
5310-00-350-5936INTERCHANGEABLE
WASHER,FLAT
1388
5915-00-369-9373INTERCHANGEABLE
FILTER,BAND PASS
4030820-0701
5330-00-383-8779INTERCHANGEABLE
GASKET
12155
5340-00-598-2753INTERCHANGEABLE
BUMPER
1388
4730-00-602-6317INTERCHANGEABLE
NOZZLE,SAND BLAST
01388
5365-00-656-8917INTERCHANGEABLE
SPACER,FRAME PLATE
1388
4710-00-797-3320INTERCHANGEABLE
TUBE,BENT,METALLIC
120-0386
5940-00-819-3649INTERCHANGEABLE
TERMINAL BOARD
1388
5315-00-997-0124INTERCHANGEABLE
PIN
1260-01-134-3641INTERCHANGEABLE
POWER DISTRIBUTION ASSEMBLY
1388

Frequently Asked Questions

What is NSN 5310-01-162-5737?

NSN 5310-01-162-5737 is a Washer,lock, manufactured by DP Mfg Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-162-5737?

NSN 5310-01-162-5737 has 4 cross-referenced part numbers: 2AN613 (Oshkosh Defense Llc), 1388 (DP Mfg Inc), 2AN613 (Oshkosh Corp), 1388 (DP Manufacturing Inc.).

What NSN replaces 5310-01-162-5737?

There are 12 known substitutes for 5310-01-162-5737: 9390-00-142-6793, 6145-00-284-0657, 5310-00-350-5936 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1388?

Key specifications for 1388: End Item Identification: FAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS), 2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM); Hole Diameter: 0.446 INCHES MINIMUM AND 0.459 INCHES MAXIMUM IN; Style Designator: SPLIT HELICAL-RIGHT HAND. 3 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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