Home · NSN 01-191-3289

NSN 01-191-3289 — Stud Assembly,Turnlock Fastener

NIIN 01-191-3289 · unit of issue EA · AAC D (stocked, centrally managed (dla)) · source of supply SMS

NSN 01-191-3289 is the national stock number for a stud assembly,turnlock fastener. It cross-references to 2 manufacturer part numbers from 2 CAGE codes, including Howmet Global Fastening Systems Inc, The Boeing Company; the primary is 4S15-8-6. The unit of issue is EA and the FLIS list price is $37.34.

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.

2

part numbers from 2 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 01-191-3289: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

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

Part numberCAGEManufacturerReferenceVariation
4S15-8-671286Howmet Global Fastening Systems Inc3 · Design control (vendor)2 · Fully interchangeable
BACS21AE8C681205The Boeing Company5 · Secondary reference2 · 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 4S15-8-6.

Request 4S15-8-6

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
$37.34
Unit of issue
EA
Acquisition advice
D — Stocked, centrally managed (DLA)
Source of supply
SMS
Effective
Jan 1, 2026

Item characteristics

Diameter
INCHES MINIMUM 0.360 AND INCHES MAXIMUM 0.400
Securing Device Type
RING
Distance From Engaging Member To Largest Bearing Surface Of Head
INCHES MINIMUM 0.739 AND INCHES MAXIMUM 0.754
Eyelet Outside Diameter
INCHES MINIMUM 0.3735 AND INCHES MAXIMUM 0.3745
Eyelet Length
INCHES MINIMUM 0.274 AND INCHES MAXIMUM 0.286
Material Accommodated Thickness
INCHES MINIMUM 0.358 AND INCHES MAXIMUM 0.457
Drive Type
CROSS RECESS
Material
STUD STEEL COMP 8740 OR STEEL COMP 4037
Material
RETAINER STEEL COMP 1060
Material
EJECTOR SPRING STEEL CORROSION RESISTING
Material Document And Classification
STUD MIL SPEC 1ST MATERIAL RESPONSE -IL-S-6049 OR ASSN STD 2ND MATERIAL RESPONSE AST- A547
Material Document And Classification
EJECTOR SPRING ASSN STD SINGLE MATERIAL RESPONSE A-S 5673
Material Document And Classification
RETAINER ASSN STD SINGLE MATERIAL RESPONSE AISI
Proprietary Characteristics
PACS
Surface Treatment
STUD CADMIUM AND CHROMATE
Surface Treatment
EJECTOR SPRING PASSIVATE
Surface Treatment Document And Classification
STUD FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 2
Surface Treatment Document And Classification
EJECTOR SPRING MIL SPEC SINGLE TREATMENT RESPONSE -IL-S-5002

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.

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