Home · FSC 5325 Fastening Devices · NSN 5325-01-465-0087

NSN 5325-01-465-0087 — Stud Assembly,Turnlock Fastener

NIIN 01-465-0087 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 5325-01-465-0087 is the national stock number for a stud assembly,turnlock fastener in federal supply class 5325 (Fastening Devices). It cross-references to 1 manufacturer part number from 5 CAGE codes, including The Boeing Company, Mcdonnell Douglas Helicopter Co Inc, Howmet Global Fastening Systems Inc; the primary is HS4431-6. The unit of issue is EA and the FLIS list price is $9.32.

The U.S. government has bought this item 11 times on record, most recently on February 24, 2022 at $1.77 each from Lynn Electronics LLC. 2 solicitations are open right now, the soonest due October 2, 2026 for 4,186 EA. 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.

part number from 5 CAGEs

open solicitations, all agencies

government buys in 24 months

sellers with confirmed stock

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Cross-references

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

Part number	CAGE	Manufacturer	Reference	Variation
HS4431-6	8V613	The Boeing Company	3 · Design control (vendor)	2 · Fully interchangeable
HS4431-6	02731	Mcdonnell Douglas Helicopter Co Inc	3 · Design control (vendor)	9 · Reference only
HS4431-6	5R793	Howmet Global Fastening Systems Inc	5 · Secondary reference	2 · Fully interchangeable
HS4431-6	60119	Monadnock Company, The Dba Lisi Aerospace	5 · Secondary reference	2 · Fully interchangeable
HS4431-6	69370	Ho-Ho-Kus, Inc	5 · Secondary reference	2 · Fully interchangeable

Government demand

Open DLA RFQs (DIBBS)

SPE4A626U4383 · 4,186 EA · due Oct 2, 2026 · N · AMSC P · DIBBS

Open notices, other agencies (SAM.gov)

Defense Logistics Agency · Dla Aviation · STUD ASSEMBLY,TURNLOCK · due Oct 2, 2026 · Combined Synopsis/Solicitation

What the government paid

Date	Vendor	Qty	Unit cost	Buyer	Reference
Feb 24, 2022	Lynn Electronics LLC 19151	790	$1.77	Dla	SPE4A622V068F
Oct 21, 2021	Lynn Electronics LLC 19151	3,044	$1.77	Dla	SPE4A622V2322
Aug 1, 2019	Boeing Distribution Services, Inc. 2V484	379	$1.60	Dla	SPE5E419V8376
Apr 10, 2019	Wesco Aircraft Hardware Corp. 1V757	3,000	$1.78	Dla	SPE5E419V5655
Feb 14, 2019	Lynn Electronics LLC 19151	3,353	$1.68	Dla	SPE5E419V4023
Jul 13, 2018	R & M Government Services Inc 6FN58	3,246	$1.69	Dla	SPE5E418V8778
Apr 12, 2016	Wesco Aircraft Hardware Corp. 1V757	3,995	$1.76	Dla	SPE5E116V2181
Feb 26, 2016	Lynn Electronics LLC 19151	7,189	$2.06	Dla	SPE5E416V3973
Mar 7, 2012	Valencia Mold, Ruiz, Luis 5FP34	14,445	$0.80	Dla	SPM5A412M2488
Jul 8, 2011	Aero-Glen International LLC 9V172	18,000	$0.84	Dla	SPM5A211M3585
Apr 13, 2009	Asc International, Inc. 06329	15,264	$1.29	Dla	SPM5A609M1296

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 11 buys on record in total.

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 HS4431-6.

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

DLA management data

FLIS unit price: $9.32
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Diameter: INCHES NOMINAL 0.500
Securing Device Type: SPRING
End Item Identification: HELICOPTER, MCDONNELL DOUGLAS CORP, APACHE ATTACK MODEL
Distance From Engaging Member To Largest Bearing Surface Of Head: INCHES NOMINAL 0.910
Eyelet Outside Diameter: INCHES MINIMUM 0.244 AND INCHES MAXIMUM 0.250
Eyelet Length: INCHES NOMINAL 0.322
Material Accommodated Thickness: INCHES MINIMUM 0.180 AND INCHES MAXIMUM 0.209
Drive Type: SLOTTED
Material: OVERALL STEEL
Surface Treatment: OVERALL CADMIUM
Surface Treatment Document And Classification: OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416, CLASS 2, TYE 2

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.