PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7052637-01O-Ring

Naval Sea Systems Command · NSN 5331-00-451-0118 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-451-0118 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-451-0118. Primary manufacturer part number: 7052637-01.
Features
  • O-Ring — FSC 5331
  • Elongation Percentage: 331 MAXIMUM
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL
  • Outside Diameter: 0.928 INCHES MINIMUM AND 0.958 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.732 INCHES MINIMUM AND 0.742 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OR RUBBER POLYESTER URETHANE CLASS AU OR RUBBER POLYETHER URETHANE CLASS EU
  • Temp Rating: -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr or Rubber Polyester Urethane Class Au or Rubber Polyether Urethane Class Eu construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-451-0118, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 35 commercial cross-references from 25 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-451-0118
Primary Part Number7052637-01
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNaval Sea Systems Command
StatusCANCELLED
Elongation Percentage331 MAXIMUM
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Hardness Rating70.0 SHORE DUROMETER A NOMINAL
Outside Diameter0.928 INCHES MINIMUM AND 0.958 INCHES MAXIMUM IN
Center Hole Diameter0.732 INCHES MINIMUM AND 0.742 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OR RUBBER POLYESTER URETHANE CLASS AU OR RUBBER POLYETHER URETHANE CLASS EU
Temp Rating-40.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5845-00-338-085313725 INTERCHANGEABLE
Strip Assy
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
2805-00-374-9746 INTERCHANGEABLE
Rotor,engine Poppet Valve
5331-00-623-000047-071 2-116 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-00-737-87516760252 INTERCHANGEABLE
O-Ring
Allison Transmission Inc Dba Allison Transmission, Inc
5365-00-973-9977197901 INTERCHANGEABLE
Shim
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
5331-01-018-0756Y325-116 INTERCHANGEABLE
O-Ring
Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division
5950-01-031-5957 INTERCHANGEABLE
Transformer,power
5998-01-055-9564120151-002 INTERCHANGEABLE
Circuit Card Assembly
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
5865-01-213-2184R4210 INTERCHANGEABLE
Limiter-Detector
Microphase Corp
5340-01-282-223781003942 INTERCHANGEABLE
Strap,retaining
Orscheln Products Llc
Cross-Reference Index
Part NumberManufacturer
ARP 583-116 Parker-Hannifin Corp Div O-Ring Division (USA)
Y325-116 Zf Industrieantriebe Witten Gmbh (DEU)
N0674 2-116 Parker-Hannifin Corp Div O-Ring Division (USA)
H743351 Case J I Co (USA)
R4-210 Zf Industrieantriebe Witten Gmbh (DEU)
AS116-B46-70 Federal-Mogul Corp Government Sales Dept (USA)
7052637-01 Parker-Hannifin Corp Div O-Ring Division (USA)
SR116PD751 Le Joint Francais (FRA)
29771-116 Danfoss Fluid Power Inc Racine Opn (USA)
13725 New Venture Gear Inc New Process Gear Div (USA)
N674-70 2-116 18,72X2,62 Parker Hannifin Gmbh O-Ring Division (DEU)
A27365 Cnh Industrial America Llc Dba Cnh America (USA)
101A714U01 Fischer and Porter Co (USA)
32475 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
OR18,72X2,62 2-116 N674-70 Parker Hannifin Gmbh O-Ring Division (DEU)
70098869 Bae Systems Marine Limited (GBR)
OR-116N Spaenaur Inc (CAN)
B10-100-S3KD/20 Norgren Martonair Ltd (GBR)
2-116N674-7 Parker-Hannifin Corp Div O-Ring Division (USA)
6760252 Allison Transmission Inc Dba Allison Transmission, Inc (USA)
Related Parts
5845-00-338-0853INTERCHANGEABLE
STRIP ASSY
13725
2805-00-374-9746INTERCHANGEABLE
ROTOR,ENGINE POPPET VALVE
5331-00-623-0000INTERCHANGEABLE
O-RING
47-071 2-116
5331-00-737-8751INTERCHANGEABLE
O-RING
6760252
5365-00-973-9977INTERCHANGEABLE
SHIM
197901
5331-01-018-0756INTERCHANGEABLE
O-RING
Y325-116
5950-01-031-5957INTERCHANGEABLE
TRANSFORMER,POWER
5998-01-055-9564INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
120151-002
5865-01-213-2184INTERCHANGEABLE
LIMITER-DETECTOR
R4210
5340-01-282-2237INTERCHANGEABLE
STRAP,RETAINING
81003942
3455-01-371-3995INTERCHANGEABLE
FILE,ROTARY
13725
5331-01-546-4716INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-451-0118?

NSN 5331-00-451-0118 is a O-Ring, manufactured by Naval Sea Systems Command, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-451-0118?

NSN 5331-00-451-0118 has 35 cross-referenced part numbers: ARP 583-116 (Parker-Hannifin Corp Div O-Ring Division), Y325-116 (Zf Industrieantriebe Witten Gmbh), N0674 2-116 (Parker-Hannifin Corp Div O-Ring Division), H743351 (Case J I Co), R4-210 (Zf Industrieantriebe Witten Gmbh) and 30 more.

What NSN replaces 5331-00-451-0118?

There are 12 known substitutes for 5331-00-451-0118: 5845-00-338-0853, 2805-00-374-9746, 5331-00-623-0000 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7052637-01?

Key specifications for 7052637-01: Elongation Percentage: 331 MAXIMUM; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; End Item Identification: W/S: TICONDEROGA CLASS CG (47); SYSTEMS, JP-5 AVIATION FUELS; TORPEDO, ADCVAP 48; LOS ANGELES CLASS SSN (688); TORPEDO, MK 48; CHILLED WATER A/C SYSTEMS; SHIPBOARD MATERIAL HANDLING EQUIPMENT (MHE); AIRCRAFT, T-39. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-451-0118 still in active supply?

NSN 5331-00-451-0118 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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