Home · FSC 5310 Nuts And Washers · NSN 5310-00-959-2066

NSN 5310-00-959-2066 — Nut,Plain,Hexagon

NIIN 00-959-2066 · unit of issue EA · AAC D (stocked, centrally managed (dla)) · source of supply SMS

NSN 5310-00-959-2066 is the national stock number for a nut,plain,hexagon in federal supply class 5310 (Nuts And Washers). It cross-references to 5 manufacturer part numbers from 5 CAGE codes, including Lamson And Sessions Co The, Lockheed Martin Corp, National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use; the primary is 10121889. The unit of issue is EA and the FLIS list price is $7.56.

The U.S. government has bought this item 1 time on record, 1 of them in the last 24 months, most recently on September 21, 2026 for $350,000 from Lcf Systems, Inc.. 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 5 CAGEs

open solicitations, all agencies

government buy 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
ALB509-12	75497	Lamson And Sessions Co The	3 · Design control (vendor)	2 · Fully interchangeable
LS5990-12	98897	Lockheed Martin Corp	3 · Design control (vendor)	2 · Fully interchangeable
NAS1423-12	80205	National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use	3 · Design control (vendor)	2 · Fully interchangeable
10121889	A486G	Nimikkeistokeskus Ncb Finland	6	9 · Reference only
5310PL0738243	9009H	Jednolity Indeks Materialowy - Uniform Material Index	6	9 · Reference only

Government demand

Nothing open right now. Last government buy Sep 21, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

Date	Vendor	Qty	Unit cost	Amount	Buyer	Reference
Sep 21, 2026	Lcf Systems, Inc. 1CR65			$350,000	Dla	SPE4A726D5812 » Award/Basic Package View

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 1 buy 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 10121889.

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

DLA management data

FLIS unit price: $7.56
Unit of issue: EA
Acquisition advice: D — Stocked, centrally managed (DLA)
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Thread Class: 3B
Thread Direction: RIGHT-HAND
Nut Height: INCHES MINIMUM 0.240 AND INCHES MAXIMUM 0.260
Drilled Hole Diameter: INCHES NOMINAL 0.070
Hole Type And Quantity: DRILLED 3
Width Across Flats: INCHES MINIMUM 1.109 AND INCHES MAXIMUM 1.127
Thread Series: UNF
Thread Quantity Per Inch: 16
Hardness Rating: ROCKWELL C MINIMUM 34.0 AND ROCKWELL C MAXIMUM 38.0
Nominal Thread Size: INCHES 0.750
Countersink Angle: NUT DEGREES NOMINAL 110.0
Bearing Surface Type: CHAMFERED OR WASHER FACED
Bearing Surface Finish: MICROINCHES 250.0
Material: OVERALL STEEL COMP 4130 OR STEEL COMP E4340 OR STEEL COMP 4340
Material Document And Classification: OVERALL MIL SPEC 1ST MATERIAL RESPONSE -IL-S6758 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-5000 OR MIL SPEC 3RD MATERIAL RESPONSE -IL-S-5000
Surface Treatment: OVERALL CADMIUM
Surface Treatment Document And Classification: OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 3

Related stock numbers

Other NSNs filed under the same part numbers.

00-944-2855 · Test Set Module,Guided Missile

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.