PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

274-1Nonmetallic Special Shaped Secti

Naval Inventory Control Point · NSN 9390-00-291-6251 · FSC 9390 · No Item Name Available
Verified by PartsTable
NSN 9390-00-291-6251 — this item is cataloged by the U.S. Government under National Stock Number 9390-00-291-6251. Primary manufacturer part number: 274-1.
Features
  • Nonmetallic Special Shaped Secti — FSC 9390
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY LENGTH
  • Nonmetallic Hardness Rating: 55.0 MINIMUM SHORE DUROMETER A AND 65.0 MAXIMUM SHORE DUROMETER A
  • Material: RUBBER CHLOROPRENE CLASS CR
  • Cross-Sectional Shape Style: BUMPER STRIP
  • Minimum Tensile Strength: ERR-060
  • Length: 144.000 INCHES NOMINAL IN
  • Environmental Protection: PETROLEUM RESISTANT AND LOW TEMPERATURE AND OZONE RESISTANT AND WEATHER RESISTANT
Applications
  • Applications requiring Rubber Chloroprene Class Cr construction
General Description

The Nonmetallic Special Shaped Secti, cataloged under National Stock Number 9390-00-291-6251, is classified within Federal Supply Class 9390 (No Item Name Available) of the Nonmetallic Fabricated Materials group. The primary manufacturer of record is Naval Inventory Control Point. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9390-00-291-6251
Primary Part Number274-1
Item NameNonmetallic Special Shaped Secti
FSC / FSG9390 / 93 — No Item Name Available
ManufacturerNaval Inventory Control Point
StatusACTIVE
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY LENGTH
Nonmetallic Hardness Rating55.0 MINIMUM SHORE DUROMETER A AND 65.0 MAXIMUM SHORE DUROMETER A
MaterialRUBBER CHLOROPRENE CLASS CR
Cross-Sectional Shape StyleBUMPER STRIP
Minimum Tensile StrengthERR-060
Length144.000 INCHES NOMINAL IN
Environmental ProtectionPETROLEUM RESISTANT AND LOW TEMPERATURE AND OZONE RESISTANT AND WEATHER RESISTANT
First/top Flange Thickness0.094 INCHES NOMINAL IN
First Angle in Deg90.0
First/top Flange Width0.438 INCHES NOMINAL IN
First Slot/groove Width0.072 INCHES NOMINAL IN
Second Flange Thickness0.094 INCHES NOMINAL IN
First Slot/groove Depth0.562 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5975-00-199-9563 INTERCHANGEABLE
Box Connector,electrical
5330-00-401-522705-5446 INTERCHANGEABLE
Packing,preformed
Bacharach, Inc.
2940-00-444-905542741 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
5935-00-503-61289063259 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Aviation and Missile Command
5331-00-641-4350 INTERCHANGEABLE
O-Ring
5905-00-721-11920818-0016 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Keysight Technologies Inc
5330-00-727-5241 INTERCHANGEABLE
Packing,cylinder
5340-01-286-54112741 INTERCHANGEABLE
Plug,protective,dust and Moistur
Heyco Inc Dba Heyco Products
5330-01-356-50202741 INTERCHANGEABLE
Seal,plain
Graham-White Manufacturing Co Div Graham-White Manufacturing Co. Inc.
5340-01-672-5524 INTERCHANGEABLE
Bracket,mounting
Cross-Reference Index
Part NumberManufacturer
274-1 Naval Inventory Control Point (USA)
AS0274-1 Naval Inventory Control Point (USA)
4-1149-1D Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
Related Parts
5975-00-199-9563INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5330-00-401-5227INTERCHANGEABLE
PACKING,PREFORMED
05-5446
2940-00-444-9055INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42741
5935-00-503-6128INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
9063259
5331-00-641-4350INTERCHANGEABLE
O-RING
5905-00-721-1192INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
0818-0016
5330-00-727-5241INTERCHANGEABLE
PACKING,CYLINDER
5340-01-286-5411INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
2741
5330-01-356-5020INTERCHANGEABLE
SEAL,PLAIN
2741
5340-01-672-5524INTERCHANGEABLE
BRACKET,MOUNTING
5340-01-721-0281INTERCHANGEABLE
HARDWARE KIT,ELECTRONIC EQUIPMEN
2741

Frequently Asked Questions

What is NSN 9390-00-291-6251?

NSN 9390-00-291-6251 is a Nonmetallic Special Shaped Secti, manufactured by Naval Inventory Control Point, classified under FSC 9390 (No Item Name Available). Status: active.

What are the part numbers for NSN 9390-00-291-6251?

NSN 9390-00-291-6251 has 3 cross-referenced part numbers: 274-1 (Naval Inventory Control Point), AS0274-1 (Naval Inventory Control Point), 4-1149-1D (Lockheed Martin Corporation Div Rotary and Mission Systems).

What NSN replaces 9390-00-291-6251?

There are 11 known substitutes for 9390-00-291-6251: 5975-00-199-9563, 5330-00-401-5227, 2940-00-444-9055 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 274-1?

Key specifications for 274-1: Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY LENGTH; Nonmetallic Hardness Rating: 55.0 MINIMUM SHORE DUROMETER A AND 65.0 MAXIMUM SHORE DUROMETER A; Material: RUBBER CHLOROPRENE CLASS CR; Cross-Sectional Shape Style: BUMPER STRIP. 15 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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