Home · NSN 00-851-1534

NSN 00-851-1534 — Ring,Retaining

NIIN 00-851-1534 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 00-851-1534 is the national stock number for a ring,retaining. It cross-references to 6 manufacturer part numbers from 7 CAGE codes, including Hamilton Sundstrand Corporation, Hydro-Aire Aerospace Corp., Spirolox Inc; the primary is 3415-121S. The unit of issue is EA and the FLIS list price is $0.63.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

6

part numbers from 7 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 00-851-1534: an email the morning the government solicits or buys it, or an AD names it. Free.
Know someone who should see this?

Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part numberCAGEManufacturerReferenceVariation
69983S12173030Hamilton Sundstrand Corporation1 · Design control2 · Fully interchangeable
RD15951-121S51663Hydro-Aire Aerospace Corp.3 · Design control (vendor)2 · Fully interchangeable
RR121S80756Spirolox Inc3 · Design control (vendor)2 · Fully interchangeable
3415-121S99167Hamilton Sundstrand Corporation5 · Secondary reference2 · Fully interchangeable
M27426-3128DD9182Zf Industrieantriebe Witten GmbhC1 · Not fully interchangeable
M2742630127A81349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-MC1 · Not fully interchangeable
RR121S04660Ail Systems Inc Sub Of Eaton CorpC1 · Not fully interchangeable

Government demand

Nothing open right now. Watch this NSN and we will email you when it is solicited.

What the government paid

No government purchase on record for this NSN.

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on 3415-121S.

Request 3415-121S

No account needed. Goes to the sellers who carry this number or its family.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price
$0.63
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Inside Diameter
INCHES MINIMUM 1.108 AND INCHES MAXIMUM 1.123
Casehardening Indicator
NOT CASE-HARDENED
Outside Diameter
INCHES MINIMUM 1.278 AND INCHES MAXIMUM 1.293
Major Thickness
INCHES MINIMUM 0.041 AND INCHES MAXIMUM 0.045
Usage Design
INTERNAL
Strength Rating
POUNDS PER SQUARE INCH (PSI) MINIMUM TENSILE 185000.0
Material
STEEL COMP 302
Material Document And Classification
FED STD SINGLE MATERIAL RESPONSE FED STD NO. 66,AISI 302 OR ASSN STD SINGLE MATERIAL RESPONSE SAE 30302
Proprietary Characteristics
PACS

Related stock numbers

Other NSNs filed under the same part numbers.

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.

Get the daily Market Pulse

New DLA RFQs, SAM.gov notices, yesterday's awards and FAA directives, weekday mornings. Free, one click to leave.