Home · NSN 01-338-4317

NSN 01-338-4317 — Stud Assembly,Turnlock Fastener

NIIN 01-338-4317 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 01-338-4317 is the national stock number for a stud assembly,turnlock fastener. It cross-references to 2 manufacturer part numbers from 2 CAGE codes, including The Boeing Company, Howmet Global Fastening Systems Inc; the primary is 27AS12-6-1BB. The unit of issue is EA and the FLIS list price is $3.08.

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.

part numbers from 2 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
BACS21Y6BC	81205	The Boeing Company	3 · Design control (vendor)	2 · Fully interchangeable
27AS12-6-1BB	71286	Howmet Global Fastening Systems Inc	5 · Secondary reference	9 · Reference only
BACS21Y6BC	71286	Howmet Global Fastening Systems Inc	5 · Secondary reference	2 · 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 27AS12-6-1BB.

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

DLA management data

FLIS unit price: $3.08
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Diameter: INCHES MINIMUM 0.251 AND INCHES MAXIMUM 0.256
Distance From Engaging Member To Largest Bearing Surface Of Head: INCHES NOMINAL 0.572
Eyelet Outside Diameter: INCHES NOMINAL 0.247
Eyelet Length: INCHES NOMINAL 0.328
Material Accommodated Thickness: INCHES MINIMUM 0.180 AND INCHES MAXIMUM 0.209
Drive Type: SLOTTED
Stud Head Height: INCHES MINIMUM 0.069 AND INCHES MAXIMUM 0.076
Material: EJECTOR SPRING COBALT ALLOY
Material: PIN COBALT ALLOY
Material: STUD COPPER ALLOY 172
Material: EYELET STEEL COMP 305
Material Document And Classification: STUD FED SPEC SINGLE MATERIAL RESPONSE QQ-C-530
Material Document And Classification: EYELET FED SPEC SINGLE MATERIAL RESPONSE QQ-S-766
Surface Treatment: EYELET PASSIVATE

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.