Home · FSC 5310 Nuts And Washers · NSN 5310-01-327-5701

NSN 5310-01-327-5701 — Nut,Self-Locking,Hexagon

NIIN 01-327-5701 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 5310-01-327-5701 is the national stock number for a nut,self-locking,hexagon in federal supply class 5310 (Nuts And Washers). It cross-references to 1 manufacturer part number from 2 CAGE codes, including Esna, LLC, Harvard Industries Inc; the primary is 59VE1610-066. The unit of issue is EA and the FLIS list price is $73.94.

The U.S. government has bought this item 9 times on record, most recently on November 2, 2021 at $14.54 each from Vertical Solutions Inc. 1 solicitation is open right now, the soonest due September 29, 2026 for 305 EA. 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 number from 2 CAGEs

open solicitation, 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
59VE1610-066	019L2	Esna, LLC	3 · Design control (vendor)	2 · Fully interchangeable
59VE1610-066	72962	Harvard Industries Inc	5 · Secondary reference	9 · Reference only

Government demand

Open DLA RFQs (DIBBS)

SPE4A626T31BC · 305 EA · due Sep 29, 2026 · Y · AMSC L · DIBBS

What the government paid

Date	Vendor	Qty	Unit cost	Buyer	Reference
Nov 2, 2021	Vertical Solutions Inc 86BR3	11	$14.54	Dla	SPE4A522P1225
Mar 9, 2017	Ozbelli, Pelin Dba Pera Aerospace 7R2X1	531	$4.99	Dla	SPE5E717V2795
Sep 28, 2015	Falcon Aerospace, Inc. 3FGA1	413	$6.85	Dla	SPE5E715M4388
Apr 11, 2013	Wesco Aircraft Hardware Corp. 1V757	176	$5.00	Dla	SPM5E113V5185
Oct 17, 2007	Wesco Aircraft Hardware Corp. 1V757	334	$4.50	Dla	SPM8E608V0114
May 21, 2007	Wesco Aircraft Hardware Corp. 1V757	165	$5.00	Dla	SPM8E607V1554
Jun 20, 2006	Freundlich Supply Company, Inc. 8K112	374	$5.00	Dla	SPM5E106V0837
Jun 13, 2006	Freundlich Supply Company, Inc. 8K112	176	$5.25	Dla	SPM5E106V0813
Sep 11, 1999	Freundlich Supply Company, Inc. 8K112	575	$13.75	Dla	SP054099W3893

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 9 buys 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 59VE1610-066.

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

DLA management data

FLIS unit price: $73.94
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Thread Class: 3B
Thread Direction: RIGHT-HAND
Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT
Nut Height: INCHES MINIMUM 0.318 AND INCHES MAXIMUM 0.469
Width Across Flats: INCHES MINIMUM 0.553 AND INCHES MAXIMUM 0.564
Temp Rating: FAHRENHEIT NOMINAL 450.0
Thread Series: UNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch: 16
Nominal Thread Size: INCHES 0.375
Countersink Angle: NUT DEGREES NOMINAL 88.0
Bearing Surface Type: CHAMFERED OR WASHER FACED
Special Features: VESPEL LOCKING ELEMENT
Material: NUT STEEL COMP 1137
Material: LOCKING INSERT PLASTIC POLYAMIDE NYLON
Material Document And Classification: NUT FED STD SINGLE MATERIAL RESPONSE 66
Material Document And Classification: LOCKING INSERT FED SPEC SINGLE MATERIAL RESPONSE L--410

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.