PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1-677Gasket

N R M Corp · NSN 5330-00-056-8427 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-056-8427 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-056-8427. Primary manufacturer part number: 1-677.
Features
  • Gasket — FSC 5330
  • Supplementary Features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
  • 1 verified cross-reference
  • Primary manufacturer: N R M Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-00-056-8427, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is N R M Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5330-00-056-8427
Primary Part Number1-677
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerN R M Corp
StatusACTIVE
Supplementary FeaturesCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3750-00-299-04411677 INTERCHANGEABLE
Bolt,swivel
Terrain King Corporation
4820-00-420-6845708290-00 INTERCHANGEABLE
Seat,valve
Curtiss-Wright Electro-Mechanical Corporation Div Epd
6350-00-422-17849020352 INTERCHANGEABLE
Horn,signal
Time Manufacturing Company Dba Time Manufacturing Company
5962-00-465-49137901001-01 INTERCHANGEABLE
Microcircuit,digital
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
5950-00-466-161743001127-000 INTERCHANGEABLE
Transformer,audio Frequency
Dne Technologies, Inc
5330-00-599-4517A676 INTERCHANGEABLE
Gasket
Champion Aerospace Llc
5950-00-681-72611677 INTERCHANGEABLE
Reactor
Comspace Corp Munston Electronics Div
5306-00-857-24911677 INTERCHANGEABLE
Bolt,shoulder
Parker-Hannifin Corporation Dba Control Systems Division
5805-00-975-9789 INTERCHANGEABLE
Arm
6240-00-981-46811677 INTERCHANGEABLE
Lamp,incandescent
Richmond Engineering Co Inc
Cross-Reference Index
Part NumberManufacturer
1-677 N R M Corp (USA)
Related Parts
3750-00-299-0441INTERCHANGEABLE
BOLT,SWIVEL
1677
4820-00-420-6845INTERCHANGEABLE
SEAT,VALVE
708290-00
6350-00-422-1784INTERCHANGEABLE
HORN,SIGNAL
9020352
5962-00-465-4913INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
7901001-01
5950-00-466-1617INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
43001127-000
5330-00-599-4517INTERCHANGEABLE
GASKET
A676
5950-00-681-7261INTERCHANGEABLE
REACTOR
1677
5306-00-857-2491INTERCHANGEABLE
BOLT,SHOULDER
1677
5805-00-975-9789INTERCHANGEABLE
ARM
6240-00-981-4681INTERCHANGEABLE
LAMP,INCANDESCENT
1677
4330-01-037-9285INTERCHANGEABLE
FILTER ELEMENT,FLUID
51677
5975-01-161-1409INTERCHANGEABLE
PROTECTOR,ELECTRICAL CABLE
1677

Frequently Asked Questions

What is NSN 5330-00-056-8427?

NSN 5330-00-056-8427 is a Gasket, manufactured by N R M Corp, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-056-8427?

NSN 5330-00-056-8427 has 1 cross-referenced part number: 1-677 (N R M Corp).

What NSN replaces 5330-00-056-8427?

There are 12 known substitutes for 5330-00-056-8427: 3750-00-299-0441, 4820-00-420-6845, 6350-00-422-1784 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1-677?

Key specifications for 1-677: Supplementary Features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200; Special Features: STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200. 2 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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