Home · NSN 00-638-2748

NSN 00-638-2748 — Stud,Locked In

NIIN 00-638-2748 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 00-638-2748 is the national stock number for a stud,locked in. It cross-references to 6 manufacturer part numbers from 6 CAGE codes, including Howmet Global Fastening Systems Inc, Curtiss-Wright Corp Airplane Div, Eaton Aerospace, LLC; the primary is 120240-1. The unit of issue is EA and the FLIS list price is $0.31.

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 6 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 00-638-2748: 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
SF101-9SA15A83324Howmet Global Fastening Systems Inc3 · Design control (vendor)2 · Fully interchangeable
120240-171790Curtiss-Wright Corp Airplane Div5 · Secondary reference9 · Reference only
12445162983Eaton Aerospace, LLC5 · Secondary reference9 · Reference only
720211599Triumph Engine Control Systems LLC5 · Secondary reference9 · Reference only
BACS21S9-15A81205The Boeing Company5 · Secondary reference9 · Reference only
917B774-183843Sundstrand Corp Electric Power Systems DivC1 · 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 120240-1.

Request 120240-1

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
$0.31
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Thread Class
3A
Thread Pitch Diameters
STUD THREAD INCHES 0.2778 TO 0.2795
Thread Direction
STUD THREAD RIGHT-HAND
Thread Direction
NUT THREAD RIGHT-HAND
Thread Length
NUT THREAD INCHES NOMINAL 0.500
Thread Length
STUD THREAD INCHES NOMINAL 0.387
Locking Feature
RING, LOCK SERRATED
Overall Length
INCHES NOMINAL 1.500
Distance From Serrated Portion To Nut End
INCHES NOMINAL 0.938
Distance From Serrated Portion To Stud End
INCHES NOMINAL 0.562
Distance From Serrated Portion To End Of Stud Thread
INCHES NOMINAL 0.176
Thread Quantity Per Inch
28
Thread Quantity Per Inch
18
Nominal Thread Size
NUT THREAD INCHES 0.250
Nominal Thread Size
STUD THREAD INCHES 0.312
Material
STEEL COMP 4130
Material Document And Classification
MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6758
Surface Treatment
OVERALL CADMIUM
Thread Series Designator
STUD THREAD UNS
Thread Series Designator
NUT THREAD UNF

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.