PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

183-35Ring,retaining

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5325-00-281-2912 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-281-2912 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-281-2912. Primary manufacturer part number: 183-35.
Features
  • Ring,retaining — FSC 5325
  • Material: STEEL
  • Material Document and Classification: QQ-S-633,AMEND 2,1065 TO 1090-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
  • Surface Treatment: ZINC OR CADMIUM AND DICHROMATE
  • Strength Rating: ERR-060
  • Inside Diameter: 0.900 INCHES MINIMUM AND 0.915 INCHES MAXIMUM IN
  • Ring Style: EXTERNAL
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-281-2912, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 11 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-281-2912
Primary Part Number183-35
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
MaterialSTEEL
Material Document and ClassificationQQ-S-633,AMEND 2,1065 TO 1090-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
Surface TreatmentZINC OR CADMIUM AND DICHROMATE
Strength RatingERR-060
Inside Diameter0.900 INCHES MINIMUM AND 0.915 INCHES MAXIMUM IN
Ring StyleEXTERNAL
Cross-Sectional Shape StyleRECTANGULAR
Material Hardness Rating47.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM
Casehardening IndicatorNOT CASEHARDENED
Major Thickness0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
Usage DesignEXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5950-00-080-467718335 INTERCHANGEABLE
Coil,radio Frequency
Albert Frei & Sons, Inc. Dba Afs
3040-00-177-782510871739 INTERCHANGEABLE
Connecting Link,rigid
U S Army Tank Automotive Command Amsta-Im-Mm
5330-00-320-0780 INTERCHANGEABLE
Gasket
5330-01-186-186218335 INTERCHANGEABLE
Nut,ram Packing
Hein Werner Corp
5133-01-438-7755 INTERCHANGEABLE
Drill,twist
4130-01-501-7350835-P240-100 INTERCHANGEABLE
Vacu-Discs,gold Psa
Dcm Clean Air Products, Inc.
6545-01-572-725180-0070 INTERCHANGEABLE
Combat Casualty Response Kit-Med
North American Rescue, Llc
6080-01-598-3231 INTERCHANGEABLE
Fiber Optic Spooler
4240-01-708-237118335 INTERCHANGEABLE
Pads,knee,industrial
Tenacious Holdings Inc. Dba Ergodyne
Cross-Reference Index
Part NumberManufacturer
5100-98MD0RZD Rotor Clip Company, Inc. (USA)
183-35 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
583383 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
5100-98MD0RZD Truarc Company Llc Dba Waldes Truarc (USA)
Related Parts
5950-00-080-4677INTERCHANGEABLE
COIL,RADIO FREQUENCY
18335
3040-00-177-7825INTERCHANGEABLE
CONNECTING LINK,RIGID
10871739
5330-00-320-0780INTERCHANGEABLE
GASKET
5330-01-186-1862INTERCHANGEABLE
NUT,RAM PACKING
18335
5133-01-438-7755INTERCHANGEABLE
DRILL,TWIST
4130-01-501-7350INTERCHANGEABLE
VACU-DISCS,GOLD PSA
835-P240-100
6545-01-572-7251INTERCHANGEABLE
COMBAT CASUALTY RESPONSE KIT-MED
80-0070
6080-01-598-3231INTERCHANGEABLE
FIBER OPTIC SPOOLER
4240-01-708-2371INTERCHANGEABLE
PADS,KNEE,INDUSTRIAL
18335

Frequently Asked Questions

What is NSN 5325-00-281-2912?

NSN 5325-00-281-2912 is a Ring,retaining, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-281-2912?

NSN 5325-00-281-2912 has 4 cross-referenced part numbers: 5100-98MD0RZD (Rotor Clip Company, Inc.), 183-35 (Lockheed Martin Corporation Div Rms - Mitchel Field), 583383 (U S Army Tank Automotive Command Amsta-Im-Mm), 5100-98MD0RZD (Truarc Company Llc Dba Waldes Truarc).

What NSN replaces 5325-00-281-2912?

There are 9 known substitutes for 5325-00-281-2912: 5950-00-080-4677, 3040-00-177-7825, 5330-00-320-0780 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 183-35?

Key specifications for 183-35: Material: STEEL; Material Document and Classification: QQ-S-633,AMEND 2,1065 TO 1090-CANCELED FED SPEC SINGLE MATERIAL RESPONSE; Surface Treatment: ZINC OR CADMIUM AND DICHROMATE; Strength Rating: ERR-060. 11 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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