Home · NSN 00-856-5722

NSN 00-856-5722 — Pin,Grooved,Headed

NIIN 00-856-5722 · unit of issue EA · AAC Y (terminal item, replaced) · source of supply SMS

NSN 00-856-5722 is the national stock number for a pin,grooved,headed. It cross-references to 1 manufacturer part number from 1 CAGE code, including Hamilton Sundstrand Corporation; the primary is 550509. The unit of issue is EA and the FLIS list price is $5.09.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 30 days; watching the number is free and the first listing triggers an alert.

part number from 1 CAGE

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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
550509	73030	Hamilton Sundstrand Corporation	3 · Design control (vendor)	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 550509.

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

DLA management data

FLIS unit price: $5.09
Unit of issue: EA
Acquisition advice: Y — Terminal item, replaced
Source of supply: SMS
Effective: Oct 1, 2026

Item characteristics

Diameter: INCHES NOMINAL 0.125
Effective Length: INCHES MINIMUM 1.150 AND INCHES MAXIMUM 1.174
Undercut Diameter: INCHES MINIMUM 0.080 AND INCHES MAXIMUM 0.100
Under Head Length: INCHES MINIMUM 1.270 AND INCHES MAXIMUM 1.290
Undercut Radius: INCHES MINIMUM 0.010 AND INCHES MAXIMUM 0.030
First Hole Diameter: INCHES MINIMUM 0.033 AND INCHES MAXIMUM 0.040
Distance From Centerline Of Hole To End Of Pin: INCHES MINIMUM 0.090 AND INCHES MAXIMUM 0.110
Grip Length: INCHES NOMINAL 1.180
Hardness Rating: OVERALL ROCKWELL C MINIMUM 45.0 AND ROCKWELL C MAXIMUM 50.0
Pin Head Diameter: INCHES MINIMUM 0.190 AND INCHES MAXIMUM 0.210
Height: INCHES MINIMUM 0.030 AND INCHES MAXIMUM 0.050
Material: OVERALL STEEL CORROSION RESISTING
Material Document And Classification: OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5616

Related stock numbers

Other NSNs filed under the same part numbers.

00-554-3244 · Bearing,Ball,Annular

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.