PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31C1-1Holder

Crater Industries Llc Dba Crater Industries Llc · NSN 4935-00-972-5850 · FSC 4935 · No Item Name Available
Verified by PartsTable
NSN 4935-00-972-5850 — this item is cataloged by the U.S. Government under National Stock Number 4935-00-972-5850. Primary manufacturer part number: 31C1-1.
Features
  • Holder — FSC 4935
  • 5 verified cross-references
  • Primary manufacturer: Crater Industries Llc Dba Crater Industries Llc
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Holder, cataloged under National Stock Number 4935-00-972-5850, is classified within Federal Supply Class 4935 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Crater Industries Llc Dba Crater Industries Llc. This item has 5 commercial cross-references from 3 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
NSN4935-00-972-5850
Primary Part Number31C1-1
Item NameHolder
FSC / FSG4935 / 49 — No Item Name Available
ManufacturerCrater Industries Llc Dba Crater Industries Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6530-00-042-85257540 INTERCHANGEABLE
Bottle,safety Cap
Palm-N-Turn, Llc
5935-00-258-46667540 INTERCHANGEABLE
Connector,receptacle,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5935-00-283-2687 INTERCHANGEABLE
Connector,receptacle,electrical
6640-00-442-8000 INTERCHANGEABLE
Test Paper and Color Chart,ph
5999-00-759-51447540-2 INTERCHANGEABLE
Contact,electrical
Te Connectivity Corporation
7510-00-902-8281 INTERCHANGEABLE
Type Cleaner
6920-00-953-9928 INTERCHANGEABLE
Tow Target
5340-00-961-42591214 INTERCHANGEABLE
Hinge,tee
Kason Hardware a Div of Kason Inc
3110-00-997-6826SR1224ZZT7C58K202 INTERCHANGEABLE
Bearing,ball,annular
Schaeffler Aerospace Canada Inc Div Fag Aerospace
5360-01-037-1151 INTERCHANGEABLE
Spring
Cross-Reference Index
Part NumberManufacturer
31C1-1 PRIMARY Crater Industries Llc Dba Crater Industries Llc (USA)
75-40 Ambac Industries Inc Pace Co Div (USA)
7B1-1 Technical Devices Company (USA)
31C1-1 Technical Devices Company (USA)
75-40 Technical Devices Company (USA)
Related Parts
6530-00-042-8525INTERCHANGEABLE
BOTTLE,SAFETY CAP
7540
5935-00-258-4666INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7540
5935-00-283-2687INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
6640-00-442-8000INTERCHANGEABLE
TEST PAPER AND COLOR CHART,PH
5999-00-759-5144INTERCHANGEABLE
CONTACT,ELECTRICAL
7540-2
7510-00-902-8281INTERCHANGEABLE
TYPE CLEANER
6920-00-953-9928INTERCHANGEABLE
TOW TARGET
5340-00-961-4259INTERCHANGEABLE
HINGE,TEE
1214
3110-00-997-6826INTERCHANGEABLE
BEARING,BALL,ANNULAR
SR1224ZZT7C58K202
5360-01-037-1151INTERCHANGEABLE
SPRING
5935-01-288-6625INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7540
6730-01-307-2647INTERCHANGEABLE
VIEWER-PRINTER,PROJECTION,PHOTOG

Frequently Asked Questions

What is NSN 4935-00-972-5850?

NSN 4935-00-972-5850 is a Holder, manufactured by Crater Industries Llc Dba Crater Industries Llc, classified under FSC 4935 (No Item Name Available). Status: active.

What are the part numbers for NSN 4935-00-972-5850?

NSN 4935-00-972-5850 has 5 cross-referenced part numbers: 31C1-1 (Crater Industries Llc Dba Crater Industries Llc), 75-40 (Ambac Industries Inc Pace Co Div), 7B1-1 (Technical Devices Company), 31C1-1 (Technical Devices Company), 75-40 (Technical Devices Company).

What NSN replaces 4935-00-972-5850?

There are 12 known substitutes for 4935-00-972-5850: 6530-00-042-8525, 5935-00-258-4666, 5935-00-283-2687 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31C1-1?

Key specifications for 31C1-1: End Item Identification: USED ON SCHEDULE A EQUIPMENT. 1 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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