Home · FSC 5307 Studs · NSN 5307-01-737-7601

NSN 5307-01-737-7601 — Stud,Locked In

NIIN 01-737-7601 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 5307-01-737-7601 is the national stock number for a stud,locked in in federal supply class 5307 (Studs). It cross-references to 2 manufacturer part numbers from 2 CAGE codes, including Sae International, Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M; the primary is MS51992C503-11. The unit of issue is EA and the FLIS list price is $40.00.

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
MS51992C503-11	0U583	Sae International	3 · Design control (vendor)	2 · Fully interchangeable
SAE AS51992	0U583	Sae International	3 · Design control (vendor)	1 · Not fully interchangeable
MS51992C503-11	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only

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 MS51992C503-11.

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

DLA management data

FLIS unit price: $40.00
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Mar 1, 2026

Item characteristics

Thread Class: 3A
Thread Direction: STUD THREAD RIGHT-HAND
Thread Direction: NUT THREAD RIGHT-HAND
Thread Length: STUD THREAD INCHES NOMINAL 0.344
Thread Length: NUT THREAD INCHES MINIMUM 0.579 AND INCHES MAXIMUM 0.609
Locking Feature: RING, LOCK SERRATED
Overall Length: INCHES NOMINAL 1.174
Distance From Serrated Portion To Nut End: INCHES MINIMUM 0.673 AND INCHES MAXIMUM 0.703
Distance From Serrated Portion To Stud End: INCHES MINIMUM 0.466 AND INCHES MAXIMUM 0.506
Distance From Serrated Portion To End Of Stud Thread: INCHES MINIMUM 0.127 AND INCHES MAXIMUM 0.157
Thread Quantity Per Inch: 28
Thread Quantity Per Inch: 24
Hardness Rating: BRINELL HULTGREN NOMINAL 277.0
Nominal Thread Size: NUT THREAD INCHES 0.2500
Nominal Thread Size: STUD THREAD INCHES 0.3750
Part Name Assigned By Controlling Agency: STUD, LOCKED-IN RING, SERRATED, HIGH STRENGTH
Material: STEEL CORROSION RESISTING
Material Document And Classification: AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE A-S5731, A-S5732, A-S5734, OR A-S5737
Surface Treatment: OVERALL PASSIVATE
Surface Treatment Document And Classification: OVERALL NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE A-S2700, -ETHOD 1, TYE 2 OR TYE 8
Thread Series Designator: NUT THREAD UNIFIED NATIONAL JOINT FINE (UNJF)
Thread Series Designator: STUD THREAD UNF
Specification/Standard Data: INTERNATIONAL STD/SPEC 0U583-SAE AS51992

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.